Home / 10,556.11-14,567.21-5,776.04

Finding the Fourth Proportional to 10,556.11, 14,567.21 and 5,776.04

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Solution

The fourth proportional to 10,556.11, 14,567.21 and 5,776.04 is: 7,970.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.11 : 14,567.21 = 5,776.04 : x
  2. Step 2: Convert to fraction form
    10,556.11/14,567.21 = 5,776.04/x
  3. Step 3: Cross multiply
    10,556.11x = 14,567.21 × 5,776.04
  4. Step 4: Simplify right side
    10,556.11x = 84,140,714.42
  5. Step 5: Solve for x
    x = 84,140,714.42/10,556.11
  6. Step 6: Final answer
    x = 7,970.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.